html {
    width: 100%;
    height: 100%;
    overflow-x: hidden;
}

body {
    text-align: left;
    width: 100%;
    overflow: hidden;
    background: #e9dfc7;
}

.m-read-content {
    font-size: 14px;
    color: #555;
    line-height: 31px;
    padding: 15px;
}

.m-read-content h4 {
    font-size: 20px;
    color: #736357;
    border-bottom: solid 1px #736357;
    letter-spacing: 2px;
    margin: 0 0 1em 0;
}

.m-read-content p {
    text-indent: 2em;
    margin: 0.5em 0;
    letter-spacing: 0px;
    line-height: 24px;
}

.u-tab {
    height: 34px;
    margin: 10px auto;
    line-height: 34px;
    border-radius：8px;
    border: 1px solid #858382;
    font-size: 12px;
    background: #000;
    opacity: 0.9;
}

.u-tab li {
    list-style: none;
    display: inline-block;
    width: 49%;
    border-right: 1px solid #858382;
    text-align: center;
    color: #fff;
}


/*伪类选择器*/

.u-tab li:nth-child(2) {
    border-right: none;
}

.m-button-bar {
    width: 70%;
    max-width: 800px;
    padding: 5px;
    margin: 0 auto;
}

.top-nav {
    position: fixed;
    top: 0px;
    height: 50px;
    width: 100%;
    z-index: 9999;
    background: #000;
}

.icon-back {
    position: absolute;
    /*  相对父元素定位，*/
    top: 14px;
    left: 18px;
    width: 23px;
    height: 23px;
    background: url();
    background-size: contain;
}

.nav-title {
    position: absolute;
    top: 16px;
    left: 42px;
    color: #d5d5d6;
}

.nav-pannel-bk {
    position: fixed;
    bottom: 70px;
    height: 135px;
    width: 100%;
    background: #000;
    opacity: 0.9;
    z-index: 1000;
}

.nav-pannel {
    position: fixed;
    bottom: 70px;
    height: 135px;
    width: 100%;
    background: none;
    color: #fff;
    z-index: 1001;
}
.mav-pannel-bk {
    position: fixed;
    bottom: 70px;
    height: 135px;
    width: 100%;
    background: #000;
    opacity: 0.9;
    z-index: 1000;
}

.mav-pannel {
    position: fixed;
    bottom: 70px;
    height: 135px;
    width: 100%;
    background: none;
    color: #fff;
    z-index: 1001;
}




.child-mod {
    padding: 5px 10px;
    margin: 15px;
}

.child-mod span {
    display: inline-block;
    padding-right: 20px;
    padding-left: 10px;
}

.font-size-button {
    background: none;
    border: 1px solid #8c8c8c;
    color: #fff;
    border-radius: 16px;
    padding: 5px 40px;
}

.child-mod button:nth-child(2) {
    margin-right: 10px;
}

.bk-container {
    position: relative;
    width: 30px;
    height: 30px;
    border-radius: 15px;
    display: inline-block;
    vertical-align: -14px;
    margin-right: 10px;
}

.bg1 {
    background: #fff;
}

.bg2 {
    background: #567;
}

.bg3 {
    background: #edd566;
}

.bg4 {
    background: #f98;
}

.bg5 {
    background: #000;
}

.bk-container-current {
    position: absolute;
    top: -2px;
    left: -2px;
    width: 32px;
    height: 32px;
    border-radius: 16px;
    border: 1px solid #ff7800;
}
/*.menu-container {
    position: relative;
    width: 30px;
    height: 30px;
    border-radius: 15px;
    display: inline-block;
    vertical-align: -14px;
    margin-right: 10px;
}
.bg6 {
    background: #fff;
} */

.m-button-bar button {
    background: none;
    border: 1px solid #000;
    padding: 5px 10px;
}


.item-wrap {
    width: 30px;
    margin: 0 auto;
    position: relative;
}

.article-action-mid {
    position: fixed;
    z-index: 1002;
    width: 100%;
    height: 40%;
    top: 30%;
}

.bottom-nav {
    background: #000;
    width: 100%;
    height: 70px;
    background: #000;
    opacity: 0.9;
    position: fixed;
    bottom: 0;
    z-index: 9999;
}

.item {
    width: 120px;
    height: 100%;
    margin-right: 15px;
    float: left;
}

.icon-menu {
    position: absolute;
    /*  相对父元素定位，*/
    top: 14px;
    left: 18px;
    width: 23px;
    height: 23px;
    background: url();
    background-size: contain;
}

.icon-ft {
    position: absolute;
    /*  相对父元素定位，*/
    top: 14px;
    left: 18px;
    width: 23px;
    height: 16px;
    background: url();
    background-size: contain;
    /*把图像图像扩展至最大尺寸，以使其宽度和高度完全适应内容区域。*/
}

.icon-nt {
    position: absolute;
    /*  相对父元素定位，*/
    top: 14px;
    left: 18px;
    width: 23px;
    height: 23px;
    background: url();
    background-size: contain;
}

.icon-text {
    position: absolute;
    top: 40px;
    left: 16px;
    color: #d5d5d6;
    width: 40px;
    height: 40px;
}

.current {
    background: url();
    background-size: contain;
}

.icon-daytime {
    position: absolute;
    /*  相对父元素定位，*/
    top: 14px;
    left: 18px;
    width: 23px;
    height: 23px;
    background: url();
    background-size: contain;
}
